Home / 6,974.64-9,625.20-3,831.03

Finding the Fourth Proportional to 6,974.64, 9,625.20 and 3,831.03

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Solution

The fourth proportional to 6,974.64, 9,625.20 and 3,831.03 is: 5,286.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,974.64 : 9,625.20 = 3,831.03 : x
  2. Step 2: Convert to fraction form
    6,974.64/9,625.20 = 3,831.03/x
  3. Step 3: Cross multiply
    6,974.64x = 9,625.20 × 3,831.03
  4. Step 4: Simplify right side
    6,974.64x = 36,874,429.96
  5. Step 5: Solve for x
    x = 36,874,429.96/6,974.64
  6. Step 6: Final answer
    x = 5,286.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.